'Yum' command returns to the command prompt without returning any output/report.
/usr/bin does not has gcc executable file.
How to fix the problem with yum and gcc?
Below are few outputs:
$ rpm -q rpm
rpm-4.11.3-25.el7.x86_64
$ rpm -q yum
yum-3.4.3-154.el7.noarch
$ ps -ef|grep yum
kanassu...